BUREAU OF PLANT INDUSTRY. 



Chief of Bureau, William A. Tatloe. 



Associate Chief of Bureau, Karl F. Kellerman. 



Officer in Charge of Publications, J. E. Rockwell. 



Assistant in Charge of Business Operations, H. E. Allansox. 



Foreign Seed and Plant Introduction. 



scientific staff. 



David Fairchild, Agricultural Explorer in Charge. 



P. H. Dorsett, Plant Introducer, in Charge of Plant Introduction Gardens. 



B. T. Galloway, Plant Pathologist, Special Research Projects. 

 Peter Bisset, Plant Introducer, in Charge of Experimenters' Service. 

 Wilson Popenoe and Joseph F. Rock, Agricultural Explorers. 

 R. A. Young, Plant Introducer, in Charge of Dasheen Investigations. 

 H. C. Skeels, Botanist, in Charge of Collections. 

 G. P. Van Eseltine, Assistant Botanist, in Charge of Pu\)lications. 

 L. G. Hoover, Assistant Plant Introducer, in Charge of Chayote Investigations. 



C. C. Thomas, Assistant Plant Introducer, in Charge of Jujute Investigations. 

 E. L. Crandall. Assistant, in Charge of Photographic Laboratory. 



P. G. Russell and Patty T. Newbold, Scietitific Assistants. 



David A. Bisset, Superintendent, Bell Plant Introduction Garden, Glenn Dale, Md. 

 Edward Goucher, Plant Propagator. 



J. E. Morrow, Superintendent, Plant Introduction Garden, Chico, Calif. 

 Henry Klopfer, Plant Propagator. 



Edward Simmonds, Superintendent, Plant Introduction Garden, Miami, Fla. 

 Charles H. Steffani, Plant Propagator. 



Henry E. Juenemann, Supei-intendent , Plant Introduction Garden, Bellinghani, Wash. 



Wilbur A. Patten, Superintendent, Plant Introduction Garden, Brooksville, Fla. 



E. J. Rankin, Assistant in Charge, Plant Introduction Garden, Savannah, Ga. 



Collaborators: Thomas W. Brown and Robert H. Forbes, Cairo, Egypt; A. C. Hartless, 

 Seharunpur, India; Barbour Lathrop, Chicago, III.; Dr. H. L. Lyon, Honolulu, Hawaii; 

 H. Nehrling, Gotlw, Fla.; Charles T. Simpson, Littleriver, Fla.; Dr. L. Trabut, 

 Director, Service Botanique, Algiers, Algeria; H. N. Whitford, School of Forestry, New 

 Haven, Conn.; E. H. Wilson, Arnold Arboretum, Jamaica Plain, Mass.; E. W. D. 

 Holway, Faribault, Minn.; Dr. William Trelease, Urbana, III. 



